Submission #114030

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
114030	2019-05-29 16:13:56	sebinkim	Cooking (innopolis2018_final_B)	C++14	100 / 100	3 ms	400 KiB

B

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
int main()
{
  ll k, d, t, p;
  
  scanf("%lld%lld%lld", &k, &d, &t);
  
  p = k * 2 + (d - k % d) % d;
  
  printf("%.12lf\n", (t * 2 / p) * (k + (d - k % d) % d) + min(t * 2 % p, k * 2) * 0.5 + max(t * 2 % p - k * 2, 0ll));
  
  return 0;
}
 
 
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Compilation message (stderr)

B.cpp: In function 'int main()':
B.cpp:11:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld%lld%lld", &k, &d, &t);
  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 24 / 24
• Subtask 2: 21 / 21
• Subtask 3: 27 / 27
• Subtask 4: 28 / 28